AU6806396A - Detection of contact position from coil current in electromagnetic switches having AC or DC operated coils - Google Patents

Detection of contact position from coil current in electromagnetic switches having AC or DC operated coils

Info

Publication number
AU6806396A
AU6806396A AU68063/96A AU6806396A AU6806396A AU 6806396 A AU6806396 A AU 6806396A AU 68063/96 A AU68063/96 A AU 68063/96A AU 6806396 A AU6806396 A AU 6806396A AU 6806396 A AU6806396 A AU 6806396A
Authority
AU
Australia
Prior art keywords
detection
contact position
coil current
electromagnetic switches
operated coils
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
AU68063/96A
Other languages
English (en)
Inventor
John Herman Blakely
Mark Edmund Innes
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Eaton Corp
Original Assignee
Eaton Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Eaton Corp filed Critical Eaton Corp
Publication of AU6806396A publication Critical patent/AU6806396A/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
    • H01H47/02—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay
    • H01H47/04—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay for holding armature in attracted position, e.g. when initial energising circuit is interrupted; for maintaining armature in attracted position, e.g. with reduced energising current
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
    • H01H47/002—Monitoring or fail-safe circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Relay Circuits (AREA)
  • Valve Device For Special Equipments (AREA)
AU68063/96A 1995-10-31 1996-10-08 Detection of contact position from coil current in electromagnetic switches having AC or DC operated coils Abandoned AU6806396A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/558,605 US5774323A (en) 1995-10-31 1995-10-31 Detection of contact position from coil current in electromagnetic switches having AC or DC operated coils
US558605 1995-10-31

Publications (1)

Publication Number Publication Date
AU6806396A true AU6806396A (en) 1997-05-08

Family

ID=24230205

Family Applications (1)

Application Number Title Priority Date Filing Date
AU68063/96A Abandoned AU6806396A (en) 1995-10-31 1996-10-08 Detection of contact position from coil current in electromagnetic switches having AC or DC operated coils

Country Status (6)

Country Link
US (1) US5774323A (ja)
EP (1) EP0772216A1 (ja)
JP (1) JPH09180615A (ja)
KR (1) KR100415032B1 (ja)
AU (1) AU6806396A (ja)
ZA (1) ZA969059B (ja)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE515261C2 (sv) * 1995-06-12 2001-07-09 Abb Research Ltd Kontaktorutrustning
EP0880787B1 (de) * 1996-02-13 2002-03-27 Siemens Aktiengesellschaft Steuervorrichtung für eine brennkraftmaschine
DE19712721A1 (de) * 1997-03-26 1998-10-01 Telefunken Microelectron Verfahren zum Betrieb einer Relaisanordnung
US6208121B1 (en) 1998-01-20 2001-03-27 Iap Research, Inc. Switching power supply with AC waveform capability
US6233132B1 (en) 1998-09-03 2001-05-15 Ranco Incorporated Of Delaware Zero cross relay actuation method and system implementing same
US6262620B1 (en) 1999-11-02 2001-07-17 Ranco Incorporated Of Delaware Driver circuitry for latching type valve and the like
GB0110634D0 (en) * 2001-05-01 2001-06-20 Gunton Bruce S Monitoring apparatus
US7403368B2 (en) * 2004-06-04 2008-07-22 Eaton Corporation Devices and methods for detecting operational failures of relays
DE502006007296D1 (de) 2005-08-02 2010-08-05 Phoenix Contact Gmbh & Co Sicherheitsvorrichtung zum mehrkanaligen Steuern einer sicherheitstechnischen Einrichtung
US7705601B2 (en) * 2006-09-21 2010-04-27 Eaton Corporation Method and apparatus for monitoring wellness of contactors and starters
WO2008064694A1 (de) * 2006-11-28 2008-06-05 Daimler Ag Verfahren zur funktionsfähigkeitserkennung eines elektrischen relais sowie vorrichtung zur durchführung des verfahrens
EP2260572B1 (de) 2008-03-31 2017-08-02 Siemens Aktiengesellschaft Kompaktes schaltgerät für einen elektrischen verbraucher
CN101944457B (zh) * 2010-09-07 2012-12-05 宝鸡众力通用电器有限公司 一种带状态检测的磁保持电磁铁
DE102011089424A1 (de) * 2011-12-21 2013-06-27 Siemens Aktiengesellschaft Verfahren zum Betrieb einer Lade- und/oder Entladeeinrichtung für einen elektrischen Energiespeicher sowie Lade- und/oder Entladeeinrichtung
US9581648B2 (en) * 2013-11-28 2017-02-28 Lite-On Electronics (Guangzhou) Limited Relay welding detector, relay equipment incorporating the same, and relay welding detecting method
JP5660236B1 (ja) * 2014-02-27 2015-01-28 オムロン株式会社 電磁継電器の異常検出方法、電磁継電器の異常検出回路、及び、異常検出システム
JP5937635B2 (ja) * 2014-03-28 2016-06-22 ファナック株式会社 電磁接触器の溶着検出機能を有するモータ駆動装置
US9418808B2 (en) 2014-12-29 2016-08-16 Eaton Corporation RFID tag based state monitoring of contactors
FR3054369B1 (fr) * 2016-07-20 2022-05-27 Zodiac Aero Electric Contacteur electromagnetique dote de moyens de detection de la position ouverte ou fermee de commutateurs commandes
EP3312549B1 (en) * 2016-10-21 2020-05-06 General Electric Technology GmbH An electrical assembly
DE102017003755B4 (de) 2017-03-10 2019-01-03 Plättner Elektronik GmbH Schaltung zur internen und externen Funktionsprüfung eines elektrischen Relais und /oder Schützes
DE202017002030U1 (de) 2017-03-13 2017-06-29 Plättner Elektronik GmbH Schaltung zur internen und externen Funktionsprüfung eines elektrischen Relais und/oder Schützes
GB2585098A (en) * 2019-06-18 2020-12-30 Eaton Intelligent Power Ltd Switch-disconnector with current detection
AU2020397829B2 (en) * 2019-12-05 2022-06-30 S&C Electric Company Low energy reclosing pulse test system and method
DE102020119344A1 (de) 2020-07-22 2022-01-27 Maschinenfabrik Reinhausen Gmbh Laststufenschalter und verfahren zur betätigung eines laststufenschalters
CN113539751B (zh) * 2021-06-02 2022-03-22 中汇瑞德电子（芜湖）有限公司 一种高压直流继电器的触点监测装置
US11901145B2 (en) 2021-09-27 2024-02-13 Rockwell Automation Technologies, Inc. Systems and methods for detecting welded contacts in an electromagnetic switch system

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU611126B2 (en) * 1987-02-19 1991-06-06 Westinghouse Electric Corporation Electromagnetic contactor with lightweight wide range current transducer with sintered powdered metal core
US4980794A (en) * 1987-02-19 1990-12-25 Westinghouse Electric Corp. Electromagnetic contactor with lightweight wide range current transducer with sintered powdered metal core
US5293551A (en) * 1988-03-18 1994-03-08 Otis Engineering Corporation Monitor and control circuit for electric surface controlled subsurface valve system
US5053911A (en) * 1989-06-02 1991-10-01 Motorola, Inc. Solenoid closure detection
US5243296A (en) * 1990-11-06 1993-09-07 Tokimec Inc. Method and apparatus for checking operation of solenoid
US5204633A (en) * 1992-02-25 1993-04-20 International Business Machines Corporation Electromagnetic contactor with closure fault indicator
US5539608A (en) * 1993-02-25 1996-07-23 Eaton Corporation Electronic interlock for electromagnetic contactor

Also Published As

Publication number Publication date
JPH09180615A (ja) 1997-07-11
US5774323A (en) 1998-06-30
ZA969059B (en) 1997-05-29
KR100415032B1 (ko) 2004-04-06
KR970023519A (ko) 1997-05-30
EP0772216A1 (en) 1997-05-07

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